Updated docs workflow.

.github/workflows/docs.yml

@@ -22,22 +22,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
         id: pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v4
       - name: Install poetry
         run: pipx install poetry
       - name: Setup Python
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v5
       - name: Install dependencies
         run: poetry install
       - name: Build with Sphinx
         run: |
           poetry run sphinx-build docs _site
       - name: Upload artifact
         # Automatically uploads an artifact from the './_site' directory by default
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v4
 
   # Deployment job
   deploy:
@@ -49,4 +49,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4